9640460

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{947}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 20306160

約数和(自身を除く): 10665700

約数列:

[1, 2, 4, 5, 10, 20, 509, 947, 1018, 1894, 2036, 2545, 3788, 4735, 5090, 9470, 10180, 18940, 482023, 964046, 1928092, 2410115, 4820230, 9640460]

約数ペア:

[(1, 9640460), (2, 4820230), (4, 2410115), (5, 1928092), (10, 964046), (20, 482023), (509, 18940), (947, 10180), (1018, 9470), (1894, 5090), (2036, 4735), (2545, 3788)]